Loans and Allowance for Loan Losses (Narrative) (Details) $ in Thousands	3 Months Ended		6 Months Ended		9 Months Ended
	Sep. 30, 2021 USD ($)	Sep. 30, 2020 USD ($)	Jun. 30, 2021 USD ($)	Jun. 30, 2020 USD ($)	Sep. 30, 2021 USD ($)	Sep. 30, 2020 USD ($)	Dec. 31, 2020 USD ($)
Financing Receivable, Allowance for Credit Loss [Line Items]
Part of loans of 30 days or more past due as a percentage of total loan portfolio	0.49%				0.49%		0.17%
Net of deferred loan fees and costs	$ 4,600				$ 4,600		$ 3,900
Receive referral fees					$ 268	$ 2,247
Paycheck Protection Program [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Percentage of SBA to guarantee of certain loans					100.00%
Number of loan processed				853
Loans receivables				$ 97,500
Receive referral fees			$ 268
Net lender fees				$ 2,200
Commercial Loan [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Part of loans of 30 days or more past due as a percentage of total loan portfolio	0.40%				0.40%		0.08%
Consumer Loan [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Part of loans of 30 days or more past due as a percentage of total loan portfolio	0.09%				0.09%		0.09%